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P0442 Diagnostic Trouble Code Discussion for January 2006

EVAP System Small Leak Detected

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Trouble Ticket Help Requests for DTC P0442
Help Request Posted
2004 Jeep Grand Cherokee Limited 4.0L MIL Lamp on VIN: 1JXGW48S94
P0442: EVAP System Medium Leak (0.040") Detected. ... auxillary brain. I have an evap problem. Keeps kicking the MIL for p0442. Here's what I have done: Visual inspection of related components didn't show anything. Tightening the gas cap, clear and ship, also not the solution. The purge solenoid doesn't leak....
January 19, 2006
1999 Oldsmobile Alero GL 3.4L MIL Lamp on VIN: 1G3NL12E0X
P0442: EVAP System Small Leak (0.040") Detected. have po442 coming back over and over, smoke test shows nothing but once when tank was very full gas leaked out of gas cap when I put the smoke tester on it.
January 20, 2006
2003 Hyundai Accent GL 1.6L MIL Lamp on VIN: KMHCG45C83
P0442: evap smal leak. The car came to us with a mill light on and code po442 stored. I smoke tested the carand have .060 leak but I cant find the smoke.gas cap looks OK. Shop key 5 and hyundai has no info on the code. I unhooked the vent valve and hooked the smoke tester to the hos...
January 26, 2006
2002 Jeep Liberty Limited 3.7L MIL Lamp on VIN: 1J8GL58K32
P0442: EVAP System Medium Leak (0.040") Detected. I need help with this one. Car came in with check engine light on (code PO442=EVAP small leak). I replaced the purge hose in front of the gas tank(it was cracked)I used the smoke machine and found no more leaks,2 days later the code PO442 was on,I smoked the s...
January 27, 2006